7.8
CVSSv2

CVE-2021-20592

Published: 05/08/2021 Updated: 07/11/2023
CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 694
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

Missing synchronization vulnerability in GOT2000 series GT27 model communication driver versions 01.19.000 up to and including 01.39.010, GT25 model communication driver versions 01.19.000 up to and including 01.39.010 and GT23 model communication driver versions 01.19.000 up to and including 01.39.010 and GT SoftGOT2000 versions 1.170C up to and including 1.256S allows a remote unauthenticated malicious user to cause DoS condition on the MODBUS/TCP slave communication function of the products by rapidly and repeatedly connecting and disconnecting to and from the MODBUS/TCP communication port on a target. Restart or reset is required to recover.

Vulnerability Trend

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mitsubishielectric gt softgot2000

mitsubishielectric got2000_gt27_firmware

mitsubishielectric got2000_gt25_firmware

mitsubishielectric got2000_gt23_firmware